66260874 has 8 divisors (see below), whose sum is σ = 132521760. Its totient is φ = 22086956.

The previous prime is 66260783. The next prime is 66260897. The reversal of 66260874 is 47806266.

It is a sphenic number, since it is the product of 3 distinct primes.

66260874 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5521734 + ... + 5521745.

It is an arithmetic number, because the mean of its divisors is an integer number (16565220).

Almost surely, 2^66260874 is an apocalyptic number.

66260874 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

66260874 is a wasteful number, since it uses less digits than its factorization.

66260874 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11043484.

The product of its (nonzero) digits is 96768, while the sum is 39.

The square root of 66260874 is about 8140.0782551521. The cubic root of 66260874 is about 404.6557538113.

The spelling of 66260874 in words is "sixty-six million, two hundred sixty thousand, eight hundred seventy-four".